Cita APA (7a ed.)

Lewis, E., & Lewis, P. (1937). The Land of Wales. Charles Scribner's Sons.

Cita Chicago Style (17a ed.)

Lewis, Eiluned, y Peter Lewis. The Land of Wales. New York: Charles Scribner's Sons, 1937.

Cita MLA (9a ed.)

Lewis, Eiluned, y Peter Lewis. The Land of Wales. Charles Scribner's Sons, 1937.